hb-shape-plan.hh (2429B)
1 /* 2 * Copyright © 2012,2018 Google, Inc. 3 * 4 * This is part of HarfBuzz, a text shaping library. 5 * 6 * Permission is hereby granted, without written agreement and without 7 * license or royalty fees, to use, copy, modify, and distribute this 8 * software and its documentation for any purpose, provided that the 9 * above copyright notice and the following two paragraphs appear in 10 * all copies of this software. 11 * 12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 16 * DAMAGE. 17 * 18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 23 * 24 * Google Author(s): Behdad Esfahbod 25 */ 26 27 #ifndef HB_SHAPE_PLAN_HH 28 #define HB_SHAPE_PLAN_HH 29 30 #include "hb.hh" 31 #include "hb-shaper.hh" 32 #include "hb-ot-shape.hh" 33 34 35 struct hb_shape_plan_key_t 36 { 37 hb_segment_properties_t props; 38 39 const hb_feature_t *user_features; 40 unsigned int num_user_features; 41 42 #ifndef HB_NO_OT_SHAPE 43 hb_ot_shape_plan_key_t ot; 44 #endif 45 46 hb_shape_func_t *shaper_func; 47 const char *shaper_name; 48 49 HB_INTERNAL bool init (bool copy, 50 hb_face_t *face, 51 const hb_segment_properties_t *props, 52 const hb_feature_t *user_features, 53 unsigned int num_user_features, 54 const int *coords, 55 unsigned int num_coords, 56 const char * const *shaper_list); 57 58 HB_INTERNAL void fini () { hb_free ((void *) user_features); user_features = nullptr; } 59 60 HB_INTERNAL bool user_features_match (const hb_shape_plan_key_t *other); 61 62 HB_INTERNAL bool equal (const hb_shape_plan_key_t *other); 63 }; 64 65 struct hb_shape_plan_t 66 { 67 ~hb_shape_plan_t () { key.fini (); } 68 hb_object_header_t header; 69 hb_face_t *face_unsafe; /* We don't carry a reference to face. */ 70 hb_shape_plan_key_t key; 71 #ifndef HB_NO_OT_SHAPE 72 hb_ot_shape_plan_t ot; 73 #endif 74 }; 75 76 77 #endif /* HB_SHAPE_PLAN_HH */